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Time-varying spectrum estimation of uniformly modulated processes by means of surrogate data and empirical mode decomposition

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3 Author(s)
Moghtaderi, A. ; Lab. de Phys., Ecole Normale Super. de Lyon, Lyon, France ; Flandrin, P. ; Borgnat, P.

We propose a new estimate of the time-varying spectra of uniformly modulated processes. The estimate is based on a resampling scheme which incorporates empirical mode decompositions and surrogate data techniques. The performance of the method is studied via simulations.

Published in:

Acoustics Speech and Signal Processing (ICASSP), 2010 IEEE International Conference on

Date of Conference:

14-19 March 2010